Google Guava Stream to String

gistfile1.java

 // FSDataInputStream,支持随机访问
        final FSDataInputStream in = fs.open(new Path(hdfs_file_uri));
        try {

            // 设置从第八行开始读取
            InputSupplier<? extends InputStream> supplier = new InputSupplier<InputStream>() {
                @Override
                public InputStream getInput() throws IOException {
                    return in;
                }
            };
            final InputSupplier<InputStreamReader> readerSupplier = CharStreams.newReaderSupplier(supplier, Charsets.UTF_8);
            String text = CharStreams.toString(readerSupplier);
            System.out.println(text);
            Assert.assertTrue(text.startsWith("nginx是一个高性能的Http和反向代理服务"));
        } finally {
            IOUtils.closeStream(in);
        }